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Byju's Answer
Standard IX
Mathematics
Factor Theorem
Factorise: x...
Question
Factorise:
(
x
3
−
2
x
2
−
5
x
+
6
)
Open in App
Solution
Let
f
(
x
)
=
x
3
−
2
x
2
−
5
x
+
6
⇒
f
(
1
)
=
1
3
−
2
1
2
−
5
×
1
+
6
=
1
−
2
−
5
+
6
=
0
Using synthetic division, we have
x
2
−
x
−
6
=
0
is the other factor
(
x
−
1
)
(
x
2
−
x
−
6
)
=
0
=
(
x
−
1
)
(
x
2
−
3
x
+
2
x
−
6
)
=
0
=
(
x
−
1
)
(
x
(
x
−
3
)
+
2
(
x
−
3
)
)
=
0
=
(
x
−
1
)
(
x
+
2
)
(
x
−
3
)
are the factors of
f
(
x
)
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Similar questions
Q.
Factorise:
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Q.
Factorise the following polynomial.
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Q.
Factorise
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using synthetic division and find zeros of it.
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